The next few months are a busy time of year on Phoenix roads and at Phoenix Sky Harbor International Airport, as a result of the weather, the increased number of out of town travelers. Conventions, professional and college sports events and bowl games are big draws.
The Phoenix airport is one of the largest and busiest in the country, it is a hub for American Airlines.
Airport ground transportation includes Valley Metro buses, Phoenix Sky Train, the Metro Light Rail, many taxi, limousine, hotel and airport shuttle companies including Sky Harbor Shuttle Service, Arizona Shuttle, SuperShuttle, Phoenix Airport Shuttle. There are numerous shuttles to and from the airport, and Prescott, Tucson, Sedona, and Flagstaff.
More travelers translates to more drivers in a rush, more impaired and distracted drivers and more collisions. The peak month for all crashes in Arizona is December, the peak day is Friday, the peak hour is 5 pm -6 pm.